CVE-2026-116828

YesWiki before 4.7.0 SQL Injection via despam.php INTERVAL operand

MEDIUM
4.9
CVSS Score
Published: October 26, 2026 at 11:05 PM UTC
Updated: October 31, 2026 at 03:17 AM UTC
1 product affected across 1 vendorYesWiki

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Severity
MEDIUM4.9
Exploit prediction
EPSS 0.3%
SSVC
PoC

Description

YesWiki before 4.7.0 contains a sql injection vulnerability in despam.php where the from parameter is escaped but placed in an unquoted INTERVAL position. Authenticated administrators can inject SQL via the from POST parameter to perform blind reads of the database including user password hashes.

Affected

Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.

All versions
Vendor states this is fixed in 4.7.0 (unaffected)

Remediation

No guide yet

No remediation guidance has been written for this CVE yet. What the record does show:

SSVC — Action Prioritization

SSVCPoCNot automatablePartial impact

SSVC signals action urgency (what to patch first), separate from CVSS which measures severity.

CVSS

4.9MEDIUMVulnCheck
Attack Vector
NETWORK
Complexity
LOW
Privileges
HIGH
User Interaction
NONE
Scope
UNCHANGED
Confidentiality
HIGH
Integrity
NONE
Availability
NONE
Vector?

Quick Info

StatusDEFERRED
CWE
CWE-89

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